Varnish VCL

default.vcl

backend default {
  .host = "127.0.0.1";
  .port = "8080";
  .connect_timeout = 600s;
  .first_byte_timeout = 600s;
  .between_bytes_timeout = 600s;
}
 
director default round-robin {
  { .backend = server1; }
}
 
sub vcl_recv {

    if (req.http.Cookie) {
        set req.http.Cookie = ";" + req.http.Cookie;
        set req.http.Cookie = regsuball(req.http.Cookie, "; +", ";");
        set req.http.Cookie = regsuball(req.http.Cookie, ";(varnishLogged)=", "; \1=");
        set req.http.Cookie = regsuball(req.http.Cookie, ";[^ ][^;]*", "");
        set req.http.Cookie = regsuball(req.http.Cookie, "^[; ]+|[; ]+$", "");
 
        if (req.http.Cookie == "") {
            unset req.http.Cookie;
        }
    }
 
    if (req.http.Accept-Encoding) {
        if (req.http.Accept-Encoding ~ "gzip") {
            set req.http.Accept-Encoding = "gzip";
        } else if (req.http.Accept-Encoding ~ "deflate") {
            set req.http.Accept-Encoding = "deflate";
        } else {
            unset req.http.Accept-Encoding;
        }
    }
 
    set req.grace = 3h;
    set req.http.X-Forwarded-For = client.ip;
 
    if (req.request != "GET" &&
        req.request != "HEAD" &&
        req.request != "PUT" &&
        req.request != "POST" &&
        req.request != "TRACE" &&
        req.request != "PURGE" &&
        req.request != "OPTIONS" &&
        req.request != "DELETE") {
            return (pipe);
    }
 
    if (req.http.Cache-Control ~ "no-cache") {
        return (pass);
    }
    
    if ( req.url ~ "/admin" ) {
        set req.http.X-request-matched = "admin";
        return (pass);
    }
 
    if (req.http.Cookie ~ "(varnishLogged)=") {
        set req.http.X-request-matched = "cookieFound";
        return (pass);
    }
    
    if (req.http.Authorization) {
      return (pass); 
    }
    
    return (lookup);
}
 
sub vcl_hash { 
    if (req.url ~ "\?") {
        set req.url=regsuball(req.url,"&(_|utm_term|utm_content|utm_source|utm_medium|utm_campaign)=([A-z0-_\-.]+)","");
        set req.url=regsuball(req.url,"\?(_|utm_term|utm_content|utm_source|utm_medium|utm_campaign)=([A-z0-_\-.]+)","?");
        set req.url=regsub(req.url,"\?&","?");
        set req.url=regsub(req.url,"\?$","");
    }
 
    hash_data(req.url);
}
 
 
sub vcl_fetch {
    set beresp.grace = 3h;
 
    if (beresp.status >= 400) {
        set beresp.ttl = 5s;
        set beresp.grace = 0s;
    }
 
    if (beresp.status != 200) {
        return (hit_for_pass);
    }
 
    if (req.http.Cookie ~ "varnishLogged") {
        set beresp.http.X-Cacheable = "no-cookieFound";
        return (hit_for_pass);
    } elsif (beresp.http.Cache-Control ~ "private") {
        set beresp.http.X-Cacheable = "no-cache-control=private";
        return (hit_for_pass);
    } else {
        if (beresp.http.Set-Cookie == "") {
            remove beresp.http.Set-Cookie;
        }
    }
 
    set beresp.http.Vary = "Accept-Encoding";
}
 
sub vcl_deliver {
    set resp.http.X-Served-By = server.hostname;
 
    if (obj.hits > 0) {
        set resp.http.X-Cache-Result = "HIT";
        set resp.http.X-Cache-Hits = obj.hits;
    } else {
        set resp.http.X-Cache-Result = "MISS";
    }
}
 
sub vcl_hit {
    if (req.request == "PURGE") {
        purge;
        error 200 "Purged";
    }
}
 
sub vcl_miss {
    if (req.request == "PURGE") {
        purge;
        error 200 "Not in cache";
    }
}